🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.8 AU - 0.94 AU

Year: 287 Days

Day: 33.8 Hours

Environment

Temp: 175 °C

Axial Tilt: 46.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 60,734,059 km

• M1: 736,919 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.05 AU - 1.29 AU

Year: 447 Days

Day: 43.5 Hours

Environment

Temp: 24 °C

Axial Tilt: 2.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.31 AU - 5.17 AU

Year: 3644 Days

Day: 39 Hours

Environment

Temp: -122 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 4.53 AU - 5.19 AU

Year: 3783 Days

Day: 43.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 16.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.7

Radius: 13.8

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 6.59 AU - 9.61 AU

Year: 8140 Days

Day: 5.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,734,059 km

• M1: 171,589 km (0.094 R)
• M2: 680,371 km (0.099 R)
• M3: 1,208,452 km (0.117 R)
• M4: 1,688,810 km (0.075 R)
• M5: 2,331,782 km (0.045 R)
• M6: 2,835,328 km (0.112 R)
• M7: 3,705,390 km (0.059 R)
• M8: 4,830,366 km (0.072 R)
• M9: 5,442,221 km (0.046 R)
• M10: 7,110,088 km (0.117 R)
• M11: 7,594,785 km (0.074 R)
• M12: 8,672,787 km (0.108 R)
• M13: 11,481,637 km (0.098 R)
• M14: 12,098,279 km (0.12 R)
• M15: 12,791,366 km (0.085 R)
• M16: 13,680,576 km (0.075 R)
• M17: 16,020,735 km (0.104 R)
• M18: 24,042,771 km (0.078 R)
• M19: 25,569,717 km (0.097 R)
• M20: 26,268,638 km (0.105 R)
• M21: 31,325,046 km (0.069 R)
• M22: 36,553,791 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.4

Radius: 9.3

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 8.5 AU - 13.32 AU

Year: 12724 Days

Day: 9.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 60,734,059 km

• M1: 116,986 km (0.055 R)
• M2: 451,038 km (0.08 R)
• M3: 1,476,381 km (0.073 R)
• M4: 2,388,629 km (0.08 R)
• M5: 3,737,553 km (0.085 R)
• M6: 7,933,175 km (0.081 R)
• M7: 9,218,969 km (0.074 R)
• M8: 15,967,329 km (0.064 R)
• M9: 22,932,007 km (0.113 R)
• M10: 24,068,203 km (0.094 R)
• M11: 26,833,071 km (0.106 R)
• M12: 31,155,103 km (0.111 R)
• M13: 37,093,540 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.2

Radius: 14.3

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 9.31 AU - 12.75 AU

Year: 12935 Days

Day: 9.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,734,059 km

• M1: 183,108 km (0.109 R)
• M2: 652,247 km (0.098 R)
• M3: 1,412,952 km (0.096 R)
• M4: 2,173,507 km (0.078 R)
• M5: 2,954,259 km (0.049 R)
• M6: 4,581,435 km (0.081 R)
• M7: 5,146,466 km (0.117 R)
• M8: 5,832,971 km (0.096 R)
• M9: 7,659,261 km (0.044 R)
• M10: 8,361,623 km (0.115 R)
• M11: 10,004,208 km (0.041 R)
• M12: 10,959,989 km (0.068 R)
• M13: 11,610,291 km (0.107 R)
• M14: 17,537,358 km (0.078 R)
• M15: 23,148,625 km (0.05 R)
• M16: 23,925,038 km (0.071 R)
• M17: 29,628,008 km (0.064 R)
• M18: 38,830,222 km (0.096 R)
• M19: 47,097,898 km (0.103 R)
• M20: 51,558,607 km (0.082 R)
• M21: 52,383,639 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 147.3

Radius: 4.5

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 14.78 AU - 24.52 AU

Year: 30757 Days

Day: 21 Hours

Environment

Temp: -207 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 60,734,059 km

• M1: 62,682 km (0.115 R)
• M2: 323,580 km (0.101 R)
• M3: 541,395 km (0.068 R)
• M4: 905,366 km (0.117 R)
• M5: 1,304,194 km (0.09 R)
• M6: 2,177,547 km (0.115 R)
• M7: 2,702,336 km (0.059 R)
• M8: 2,910,576 km (0.039 R)
• M9: 3,104,605 km (0.061 R)
• M10: 3,438,357 km (0.099 R)
• M11: 4,551,515 km (0.098 R)
• M12: 5,085,131 km (0.118 R)
• M13: 6,355,815 km (0.056 R)
• M14: 7,021,226 km (0.111 R)
• M15: 7,595,233 km (0.096 R)
• M16: 8,295,800 km (0.115 R)
• M17: 8,936,977 km (0.095 R)
• M18: 11,293,143 km (0.119 R)
• M19: 11,531,303 km (0.119 R)
• M20: 12,079,579 km (0.088 R)
• M21: 13,162,369 km (0.06 R)
• M22: 15,300,721 km (0.102 R)
• M23: 16,566,319 km (0.103 R)
• M24: 18,967,215 km (0.098 R)
• M25: 24,544,672 km (0.043 R)
• M26: 24,743,937 km (0.096 R)
• M27: 26,587,132 km (0.103 R)
• M28: 28,740,294 km (0.056 R)
• M29: 32,782,877 km (0.104 R)
• M30: 33,267,724 km (0.109 R)
• M31: 35,891,820 km (0.078 R)
• M32: 38,382,026 km (0.091 R)
• M33: 45,180,951 km (0.1 R)
• M34: 56,991,104 km (0.096 R)

Kuiper Belt

Range: 31.1 - 53.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 15,398 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit